vtkUnstructuredGridBaseAlgorithm.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkUnstructuredGridBaseAlgorithm.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkUnstructuredGridBaseAlgorithm_h
#define vtkUnstructuredGridBaseAlgorithm_h

#include "vtkCommonExecutionModelModule.h" // For export macro
#include "vtkAlgorithm.h"

class vtkDataSet;
class vtkUnstructuredGridBase;

class VTKCOMMONEXECUTIONMODEL_EXPORT vtkUnstructuredGridBaseAlgorithm
    : public vtkAlgorithm
{
public:
  static vtkUnstructuredGridBaseAlgorithm *New();
  vtkTypeMacro(vtkUnstructuredGridBaseAlgorithm, vtkAlgorithm)
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkUnstructuredGridBase* GetOutput();
  vtkUnstructuredGridBase* GetOutput(int);
  virtual void SetOutput(vtkDataObject* d);


  virtual int ProcessRequest(vtkInformation*,
                             vtkInformationVector**,
                             vtkInformationVector*);


  void SetInputData(vtkDataObject *);
  void SetInputData(int, vtkDataObject*);


  void AddInputData(vtkDataObject *);
  void AddInputData(int, vtkDataObject*);

protected:
  vtkUnstructuredGridBaseAlgorithm();
  ~vtkUnstructuredGridBaseAlgorithm();

  // convenience method
  virtual int RequestInformation(vtkInformation* request,
                                 vtkInformationVector** inputVector,
                                 vtkInformationVector* outputVector);


  virtual int RequestData(vtkInformation* request,
                          vtkInformationVector** inputVector,
                          vtkInformationVector* outputVector);


  virtual int RequestDataObject(vtkInformation* request,
                                vtkInformationVector** inputVector,
                                vtkInformationVector* outputVector);


  virtual int RequestUpdateExtent(vtkInformation*,
                                  vtkInformationVector**,
                                  vtkInformationVector*);

  // see algorithm for more info
  virtual int FillOutputPortInformation(int port, vtkInformation* info);
  virtual int FillInputPortInformation(int port, vtkInformation* info);

private:
  vtkUnstructuredGridBaseAlgorithm(const vtkUnstructuredGridBaseAlgorithm&); // Not implemented.
  void operator=(const vtkUnstructuredGridBaseAlgorithm&); // Not implemented.
};

#endif